指出这些格式均属局部指数格式的局部近似格式，其中部分格式近似较好，此外，本文构造了指数分段逼近格式。
It is shown that these schemes are approximate schemes to local exponential scheme. Some of them are effective. In addition, a piecewise appro...
指出这些格式均属局部指数格式的局部近似格式，其中部分格式近似较好，此外，本文构造了指数分段逼近格式。
It is shown that these schemes are approximate schemes to local exponential scheme. Some of them are effective. In addition, a piecewise appro...
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